About the Authors

Michela Baccini

baccini@disia.unifi.it

Affiliations Department of Statistics, Informatics and Applications “G. Parenti”, University of Florence, Florence, Italy, Biostatistics Unit, ISPO Cancer Prevention and Research Institute, Florence, Italy

Tom Kosatsky

¤ Current address: Environmental Health Services, BC Centre for Disease Control, Vancouver, Canada

Affiliation WHO European Centre for Environment and Health, Rome, Italy

Annibale Biggeri

Affiliations Department of Statistics, Informatics and Applications “G. Parenti”, University of Florence, Florence, Italy, Biostatistics Unit, ISPO Cancer Prevention and Research Institute, Florence, Italy

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MB TK AB. Analyzed the data: MB. Wrote the paper: MB TK AB.